($10; johnfrieda.com)
A bottle of this silicone-based strand smoother is sold every 13 seconds in the
U.S. Why? It really works!

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1 of 30

1982: Estée Lauder Advanced Night Repair

($50 for 1 oz; esteelauder.com)
This hyaluronic acid–laced serum was one of the first to improve skin as you snoozed. Two updates later, it’s also packed with free-radical fighters that help reverse environmental damage.

($57; chanel.com)
An eye do: Chanel’s smudge-proof, four-pan palettes have always offered women a fashion-forward way to indulge in the latest makeup trends.

4 of 30

1984: Essie Nail Polish in Ballet Slippers

($8; Essie.com)
This always-elegant lacquer is a go-to for women everywhere. Even Queen
Elizabeth gives the sheer pink shade a royal thumbs-up.

5 of 30

1984: Guerlain Terracotta Bronzing Powder

($49; sephora.com)
Inspired by the color of Moroccan earth, the tawnyhued bronzer makes a safe, sun-kissed glow achievable any time of year.

6 of 30

1985: MAC Cosmetics Lip Pencil in Spice

($13; maccosmetics.com)
A staple in every makeup pro’s stash, this creamy nude liner lends definition to lips without leaving a telltale outline.

7 of 30

1989: Aveda Shampure

($11; aveda.com)
Celebs buy this gentle shampoo by the caseload because they’re so enamored with its signature scent—a blend of more than two-dozen botanical essences.

8 of 30

1990: John Frieda Frizz-Ease Original Formula Hair Serum

($10; johnfrieda.com)
A bottle of this silicone-based strand smoother is sold every 13 seconds in the
U.S. Why? It really works!

9 of 30

1992: Yves Saint Laurent Touche Éclat

($40; yslbeautyus.com)
One click is all it takes to unleash the power of this highlighter/concealer pen. Dotted on cheekbones, it creates radiance, while a dab under eyes erases dark circles.

10 of 30

1995: Bare Escentuals bareMinerals Original SPF 15 Foundation

($26; bareescentuals.com)
Ideal for dry, sensitive, and oily skin types alike, this loose powder foundation, made with naturally occurring minerals, transforms from sheer to full coverage with a few strokes of the brush.

11 of 30

1995: Proactiv 3-Step System

($20; proactiv.com)
Building a buzz via infomercial, this dermatologist-formulated
benzoyl peroxide regimen is a triple threat for treating existing pimples and simultaneously preventing new ones.

12 of 30

1996: Crème de La Mer

($135 for 1 oz; lamer.com)
The price of this rich moisturizer initially raised eyebrows, but it quickly proved it was worth such a sizable chunk of change due to some superior anti-aging abilities. (Just ask A-list devotees like Brooke Shields.)

13 of 30

1996: Laura Mercier Tinted Moisturizer

($42; lauramercier.com)
For the minimalist, Mercier (a notable French makeup artist) developed this hybrid: a light hydrating cream with a hint of color that can be used in place of traditional foundation.

14 of 30

1999: Kérastase Nutritive Lait Vital

($39; kerastase-usa.com )
Until this lightweight, color-safe hair conditioner became available stateside, obsessed beauty insiders smuggled it across continents in their carry-ons.

15 of 30

1999: RoC Retinol Correxion Deep Wrinkle Night Cream

($22; rocskincare.com)
Derms love retinol for its wrinkle-eradicating benefits, and RoC was the first to stabilize the ingredient in a cosmetic treatment. The updated formula (2004) gets high marks for plumping skin without the accompanying irritation.

16 of 30

1999: OPI Nail Lacquer in I’m Not Really a Waitress

($9; opi.com)
The cherry-red polish with a clever name boasts mini flecks of mica that reflect light, bestowing a flattering cast on nearly all skin tones.

17 of 30

1999: Nars Orgasm Blush

($27; narscosmetics.com )
This scandalously named cheek topper became a cult favorite for its universally flattering pinky-peach hue—designed to mimic a post-coital flush.

18 of 30

2000: Dr. Dennis Gross Skincare Alpha Beta Daily Face Peel

($78; nordstrom.com)
Introduced by a New York City dermatologist, this skin slougher brings the in-office treatment home in a two-step glycolic and salicylic acid exfoliator that dissolves dead cells, restores radiance, and boosts collagen production.

19 of 30

2001: Crest 3D White 2 Hour Express Whitestrips

($55; 3dwhite.com )
Crest’s groundbreaking teeth brighteners provide an easy, at-home way to eliminate surface stains without costly, dentist-administered light treatments and mouth trays. The version here—launched just this year—clocks results in only two hours.

20 of 30

2001: Giorgio Armani Luminous Silk Foundation

($59; giorgioarmanibeauty-usa.com)
Developed because the designer wanted a no-makeup look for his fashion shows, the weightless liquid formula layers effortlessly, without caking.

21 of 30

2002: Dior DiorShow Mascara

($25; sephora.com)
A star was born when formulators saw makeup artists using toothbrushes to apply models’ extra-large wand fans out your fringe, resulting in a false-lash look.

22 of 30

2002: Revlon ColorStay Overtime Lipcolor

($10; drugstores)
Unlike stay-put pout enhancers of the past that left lips feeling dry, this two-sided product contains polymers and chamomile to soften and maximize shine.

23 of 30

2005: Neutrogena Ultra Sheer Dry-Touch Sunblock SPF 30

($10; drugstores)
Helioplex, Neutrogena’s breakthrough complex, contains a more stable version of the UVAblocking ingredient avobenzone, to better protect skin from premature aging and cancer.

($195; clarisonic.com)
From the creators of the Sonicare toothbrush, this gadget changed the face of cleansing by gently buffing skin and removing more dirt and oil than soap alone.

26 of 30

2005: Clairol Nice’n Easy Root Touch-Up

($7; drugstores )
The first mass-market permanent hair color to address re-growth, this comb-through formula extends the time between dye jobs by up to three weeks.

27 of 30

2008: L’Oréal Paris Elnett Satin Hairspray Extra Strong Hold

($15; amazon.com)
Coveted by stylists, beauty mavens, and celebrities the world over, this sweet-smelling spritz is a runway and red carpet fixture that instantly freezes coifs in place—without a hint of crunchiness.

28 of 30

2009: Lancôme Génifique Youth Activating Concentrate

($78 for 1 oz; lancome.com )
By identifying the proteins responsible for radiance, texture, and tone, Lancôme developed an anti-aging serum that helps the body ramp up their production. One drop a day leads to a noticeable difference in just a week.

($10; sallyhansen.com)
An array of fashion-forward colors and designs (neon! lace! denim!), zero drying
time, and the opportunity to stay chip-free for up to 10 days make these press-on polishes both cool and convenient.